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: science
which statement about relative motion is not true?

a. the plane appears to be moving across the sky relative to a person watching from the ground.
b. a seated passenger on a plane is motionless relative to the plane.
c. a plane appears motionless to a skydiver who jumps out of it.
d. flight attendant walking down the aisle is in motion relative to the plane.

What is the molecular formula of a hydrocarbon with m+ = 166? (write the formula with no subscripts, e. g. c4h10.) what is the sum of rings and double bonds in this compound?

If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b. zinc7.14,c. copper 8.92,d. lead 11.34

Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99